from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A tissue produced inwardly by the cork cambium.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The innermost parenchymatous tissue of the periderm of some plants
from the GNU version of the Collaborative International Dictionary of English
- n. A layer of green parenchimatous cells formed on the inner side of the phellogen.
from The Century Dictionary and Cyclopedia
- n. A definite layer of green parenchymatous cells beneath the cork, formed from the inner layers of the phellogen. Phelloderm may be demonstrated in the stems of Ribes, Lonicera, Spiræa, Deutzia, etc.
Greek phellos, cork; see bhel-2 in Indo-European roots + -derm.(American Heritage® Dictionary of the English Language, Fourth Edition)